edit metadata

sound/festival.md

@@ -6,11 +6,11 @@ tags: [ "Sound" ]
 
 Add your user to the audio group, and install `festival-english`.
 
-```bash
+```sh
 echo "(Parameter.set 'Audio_Method 'Audio_Command)" >> /usr/share/festival/voices.scm
 ```
 
-```bash
+```sh
 echo "(Parameter.set 'Audio_Command "aplay -q -c 1 -t raw -f s16 -r $SR $FILE")" /usr/share/festival/voices.scm
 ```